<template>
  <el-dialog title="新增员工" :visible="showDialog" @close="btnCancel">
    <!-- 表单 -->
    <el-form
      ref="addEmployee"
      :model="formData"
      :rules="rules"
      label-width="120px"
    >
      <el-form-item label="姓名" prop="username">
        <el-input
          v-model="formData.username"
          style="width: 50%"
          placeholder="请输入姓名"
        />
      </el-form-item>
      <el-form-item label="手机" prop="mobile">
        <el-input
          v-model="formData.mobile"
          style="width: 50%"
          placeholder="请输入手机号"
        />
      </el-form-item>
      <el-form-item label="入职时间" prop="timeOfEntry">
        <el-date-picker
          v-model="formData.timeOfEntry"
          style="width: 50%"
          placeholder="请选择入职时间"
        />
      </el-form-item>
      <el-form-item label="聘用形式" prop="formOfEmployment">
        <el-select
          v-model="formData.formOfEmployment"
          style="width: 50%"
          placeholder="请选择"
        >
          <el-option
            v-for="item in EmployeeEnum.hireType"
            :key="item.id"
            :label="item.value"
            :value="item.id"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="工号" prop="workNumber">
        <el-input
          v-model="formData.workNumber"
          style="width: 50%"
          placeholder="请输入工号"
        />
      </el-form-item>
      <el-form-item label="部门" prop="departmentName">
        <el-input
          v-model="formData.departmentName"
          style="width: 50%"
          placeholder="请选择部门"
          @focus="getDepartments"
        />
        <!-- 放置一个树形组件 -->
        <el-tree
          v-if="showTree"
          v-loading="loading"
          :data="treeData"
          :props="{ label: 'name' }"
          :default-expand-all="true"
          @node-click="selectNode"
        />
      </el-form-item>
      <el-form-item label="转正时间" prop="correctionTime">
        <el-date-picker
          v-model="formData.correctionTime"
          style="width: 50%"
          placeholder="请选择转正时间"
        />
      </el-form-item>
    </el-form>
    <!-- footer插槽 -->
    <template v-slot:footer>
      <el-row type="flex" justify="center">
        <el-col :span="6">
          <el-button size="small" @click="btnCancel">取消</el-button>
          <el-button size="small" type="primary" @click="btnOK">确定</el-button>
        </el-col>
      </el-row>
    </template>
  </el-dialog>
</template>

<script>
import { getDepartmentsApi } from '@/api/departments'
import { tranListToTreeData } from '@/utils'
import EmployeeEnum from '@/api/constant/employees'
import { addEmployeeApi } from '@/api/employees'

export default {
  props: {
    showDialog: {
      type: Boolean,
      default: false
    }
  },
  data () {
    return {
      // 定义表单数据
      EmployeeEnum: EmployeeEnum,
      formData: {
        username: '',
        mobile: '',
        formOfEmployment: '',
        workNumber: '',
        departmentName: '',
        timeOfEntry: '',
        correctionTime: ''
      },
      rules: {
        username: [
          { required: true, message: '用户姓名不能为空', trigger: 'blur' },
          { min: 1, max: 4, message: '用户姓名为1-4位' }],
        mobile: [
          { required: true, message: '手机号不能为空', trigger: 'blur' }, {
            // pattern正则表达式 如果满足就通过校验 如果不满足 不通过
            pattern: /^1[3-9]\d{9}$/, message: '手机号格式不正确', trigger: 'blur'
          }],
        formOfEmployment: [{ required: true, message: '聘用形式不能为空', trigger: 'blur' }],
        workNumber: [{ required: true, message: '工号不能为空', trigger: 'blur' }],
        // 这里为什么要设置为change呢
        departmentName: [{ required: true, message: '部门不能为空', trigger: 'change' }],
        timeOfEntry: [{ required: true, message: '入职时间', trigger: 'blur' }]
      },
      treeData: [], // 定义四一个数组来接收树形结构
      showTree: false, // 默认不显示树形组件
      loading: false // 加上进度条
    }
  },
  methods: {
    async getDepartments () {
      this.showTree = true
      this.loading = true
      const { depts } = await getDepartmentsApi()
      // depts是一个数组 他需要转化成树形结构 才可以被 el-tree显示
      this.treeData = tranListToTreeData(depts, '')
      this.loading = false
    },
    selectNode (node) {
      // console.log(arguments)
      this.formData.departmentName = node.name
      this.showTree = false
    },
    async btnOK () {
      // 校验表单
      try {
        await this.$refs.addEmployee.validate()
        // 校验成功
        await addEmployeeApi(this.formData) // 调用新增接口
        // 通知父组件更新数据
        // this.$parent // 父组件的实例
        //  但是他不能放在elemenui里面的插槽里 不是所有地方都可以使用的
        // console.log(this.$parent)
        this.$parent.getEmployeeList && this.$parent.getEmployeeList() // 直接的调用父组件的更新方法
        this.$parent.showDialog = false
        // 这里不用写重置数据 因为 关闭弹层触发了close事件 close事件绑定了btnCancel方法
      } catch (error) {
        console.log(error)
      }
    },
    btnCancel () {
      this.formData = {
        username: '',
        mobile: '',
        formOfEmployment: '',
        workNumber: '',
        departmentName: '',
        timeOfEntry: '',
        correctionTime: ''
      }
      this.$refs.addEmployee.resetFields() // 移除之前的校验
      // this.$parent.showDialog = false
      this.$emit('update:showDialog', false)
      // update:showDialog名称 这么写的话 可以在父组件 直接用sync修饰符处理
    }
  }
}
</script>

<style>
</style>
